<%--
  Created by IntelliJ IDEA.
  User: glls
  Date: 2022/4/2
  Time: 16:15
  To change this template use File | Settings | File Templates.
--%>
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
    <title>Title</title>
</head>
<body>
    测试监听器
<%HttpSession session1 = request.getSession();%>

    <hr>
当前在线人数： ${onLineNumber}
</body>
</html>
